The President shall establish a national exercise simulation center that—

((1)) uses a mix of live, virtual, and constructive simulations to—

((A)) prepare elected officials, emergency managers, emergency response providers, and emergency support providers at all levels of government to operate cohesively;

((B)) provide a learning environment for the homeland security personnel of all Federal agencies;

((C)) assist in the development of operational procedures and exercises, particularly those based on catastrophic incidents; and

((D)) allow incident commanders to exercise decisionmaking in a simulated environment; and

((2)) uses modeling and simulation for training, exercises, and command and control functions at the operational level.